2018 Multi-University, HDU Day 9

A. Rikka with Nash Equilibrium

solved by CSL. 3:11(+)


另解: 我也不知道为什么,群里大佬找到的规律。真的牛逼。

C. Rikka with Stone-Paper-Scissors

solved by CSL. 1:29(+2)

J. Rikka with Time Complexity

upsolved by CSL. (-1)

K. Rikka with Badminton

solved by Moira. 0:23(+)